Boxes can be Single, Double, Triple, or Quad Walled. Additional walls increase strength and protection, but also increase cost, size,
and weight.
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Strength: Unspecified

Strength

Strength of the box measured with either # Test (Bursting Strength Test) or ECT (Edge Crush Test). Higher values indicate a stronger and heavier box.
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Weight Capacity: Unspecified

Weight Capacity

Maximum weight that can be placed in the box in whole lbs. It is generally not recommended to load the box close to weight capacity even with new boxes.
You should allow an extra large margin with used boxes.
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